Cita APA (7a ed.)

Conrad, J. P. (1990). Research and development in corrections. Federal probation, 54(2), 63-66.

Cita Chicago Style (17a ed.)

Conrad, John P. "Research and Development in Corrections." Federal Probation 54, no. 2 (1990): 63-66.

Cita MLA (9a ed.)

Conrad, John P. "Research and Development in Corrections." Federal Probation, vol. 54, no. 2, 1990, pp. 63-66.